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Science
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Questions (161,400)
What procedure could be used to demonstrate that matter is conserved during a chemical change or reaction?
7 answers
asked by
james
7,314 views
Alpha Particles Emission Quick Check
A process in which a large nucleus splits into two or more parts is called _. A. Radioactive
7 answers
asked by
Samado
8,036 views
Which process in photosynthesis uses energy from the sun?(1 point)
Responses combining carbon dioxide and hydrogen combining
7 answers
asked by
I got🧘🧑🎓
539 views
HELP unit 5 Nuclear Processes Test send some answers my way i appreciate it
18 answers
asked by
rez
9,572 views
Which statement correctly describes the mesosphere?
A. Commercial airplanes fly through this layer. B. Meteors burn up in this
18 answers
asked by
OOOLO
3,941 views
Chemical Reaction Systems Unit Test
does anyone have the answers I'm stressed asf
11 answers
asked by
Anonymous
4,048 views
On a small island, scientists observed and graphed changes in wolf and moose populations. From 1965 to 1970, which pattern did
4 answers
asked by
mimi
619 views
Describe the specific attributes of a prism
1 answer
asked anonymously
380 views
The pH of a liquid is a measure of how acidic or basic it is. The concentration of hydrogen ions in a liquid is labeled [H+].
7 answers
asked by
Tori
5,851 views
Give the scientific term for a wire that gets longer due to heat
4 answers
asked by
Kaay gee
204 views
The Design World Unit Test
1,Which statement is true about the two metals used in batteries? The two metals have opposite
4 answers
asked by
Irisslove
1,454 views
What happens after coral is bleached?(1 point)
The coral dies immediately. The coral is susceptible to starvation. The coral
9 answers
asked by
UNKNOWN -_-
1,538 views
deduce what similarities would be found in the DNA structure of genes from a cat human and eucalyptus tree
7 answers
asked by
Benji
6,724 views
Is exposure to natural radiation on earth dangerous?
A. Yes, because it is always present B. No, because it is natural C. No,
7 answers
asked by
Ooooh oooooh aaaaah aaaaaah 🦧🐒
659 views
Energy Resources Unit Review Practice
2 of 122 of 12 Items Question Drag the phrase to indicate which fossil fuel it describes. A
1 answer
asked anonymously
85 views
1What is kinetic energy?
ANSWER:the energy of motion 2.A fisherman in a boat is drinking a cup of hot coffee. The large lake
23 answers
asked by
Yikes
8,606 views
What's in a universe Quick Check. Which types of matter are most abundant in the universe?
7 answers
asked by
yoyoyo
2,491 views
What is the major difference between the position of producers and primary consumers in the food chain?
Primary consumers make up
18 answers
asked by
Unknown
8,632 views
Which statement about the number of protons and neutrons in a nuclear change is correct?(1 point)
The total number of neutrons
6 answers
asked by
asdfghjkl
4,050 views
What's the function of a dichotomous key?
My Answer: Dichotomous Key use by scientists are arranged in steps with two descriptive
20 answers
asked by
Laruen
2,260 views
Which of the options explains low ionization energy?
a. When the valence electron is at the zeroth order b. When the valence
4 answers
asked by
Favour
409 views
What happens to molecules in air as altitude increases in the troposphere?
1. They stay at the same temperature. 2. They get
19 answers
asked by
Boy
5,536 views
Which of these types of EMR is the most harmful?
A) visible light B) infrared light C) microwaves D) radio waves Visible light
5 answers
asked by
PLS HELP IM STOOPID
1,033 views
Which part of the closed loop converts heavy water to ordinary water?(1 point)
Responses heavy water moderator heavy water
1 answer
asked anonymously
84 views
What causes the change within every twenty-four hours from day to night on Earth?
(1 point) Responses Earth's rotation on its
1 answer
asked anonymously
84 views
Which phrase describes radioactive decay?(1 point)
the triggering of one reaction by the products of another the joining of small
10 answers
asked by
DesperateScienceHelper
3,990 views
Your body is covered with skin. It helps regulate body temperature, gathers information from the
environment, and what other
22 answers
asked by
Aeliayo
4,936 views
Which organ in the excretory system filters blood?
A. ureter B. Urethra C. Kidney** D. Bladder
41 answers
asked by
based
13,714 views
When would a transformation of chemical energy to electrical energy occur?
5 answers
asked by
stackz
2,555 views
What characteristic is shared by sunspots, solar flares, and coronal mass ejections? Select the two correct responses.(1 point)
A
2 answers
asked by
Connexus Student
237 views
In three to five sentences, explain how the fossil record provides evidence for the idea of natural selection. broooooo I need
12 answers
asked by
Ur mom
1,650 views
if i weigh 100 lbs on earth how much would i weigh on halley's comet?
6 answers
asked by
makayla
4,203 views
What is the chemical formula for slime using glue and borax?
3 answers
asked by
Bren
1,092 views
Evaluate the following statement and pick the option that correctly argues why this statement is incorrect. "Anaerobic and
3 answers
asked by
BLINKS
336 views
CAN SOMEONE CHECK MY ANSWERS PLEASE!?
Question 1 A) Use the graph to answer the question. The vertical axis is labeled millions
86 answers
asked by
AlienzManiax
5,114 views
Which statement is true? (1 point)
A. Fossils cannot provide information about life cycles and behaviors. B. Fossils cannot
7 answers
asked by
QueenOfRiverdale
4,178 views
A ringing alarm clock is put under a glass jar. The air is slowly removed from the space around it. What will happen as the air
10 answers
asked by
bobby
2,178 views
Which of the following are the basic building blocks of life
A.cells B. Lungs C. organs D. tissues I think the answer is A
32 answers
asked by
Sliverstream
14,860 views
The ratio of the diffusion rates of two gases is given by the formula r1/r2=square root m2/square root m1 wherem1 and m2 are the
10 answers
asked by
HELP PLZ
8,671 views
I need all the answers to the (Mathematics of natural selection quick check)
10 answers
asked by
No visor rocks
2,780 views
Nuclear reactions can be written out in equation form with information about the nuclei that take place in the fusion reaction
6 answers
asked by
Lucid
4,080 views
silt is an example of ........ Hydride
5 answers
asked by
isaac
987 views
Energy Release Quick Check?
7 answers
asked by
PJ
4,347 views
Click on "Back to the Water Bodies" and scroll down to The Gulf of Mexico then click "Select". Click "reset" to choose new
1 answer
asked anonymously
80 views
find the change in electrical potential energy of an electron as it moves from a distance r1=1.0cm to r2=3.0cm from a point
1 answer
asked by
juliet
357 views
Which of the following statements best defines chemical equilibrium?
a state in which the concentration of the reactants equals
10 answers
asked by
cheeze
3,733 views
Over the past century, the concentration of greenhouse gases in the atmosphere has_____ This has led to _____heat being held in
10 answers
asked by
Neko
4,222 views
When the string on a violin vibrates, waves move in both directions along the string interfering with each other. Sometimes
these
9 answers
asked by
Chicken Nuggets
3,069 views
xxxn
2 answers
asked by
9
145 views
What type of reaction occurs between copper (II) oxide and carbon? Give a reason for your answer.
5 answers
asked by
Douglas
2,898 views
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